Stock material or miscellaneous articles – Composite – Of polyamidoester
Patent
1981-09-04
1982-10-05
Cockeram, H. S.
Stock material or miscellaneous articles
Composite
Of polyamidoester
1563314, 1563317, 525458, 528 67, C08G 1879, C09J 302, B32B 2740
Patent
active
043528589
ABSTRACT:
A modified polyurethane adhesive composition characterized by its improved bond strength and curing properties contains an isocyanate-terminated prepolymer and from 2.5 to 100% by weight, based on the prepolymer, of a dicarbamate ester compatible with the prepolymer and containing two free isocyanate groups. The resultant adhesive is suitable for hot-melt applications in bonding flexible substrates.
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Cockeram H. S.
Dec Ellen T.
National Starch and Chemical Corp.
Szala Edwin M.
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